JSTests/test262/test/built-ins/Array/prototype/map/15.4.4.19-3-24.js

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-array.prototype.map
es5id: 15.4.4.19-3-24
description: >
    Array.prototype.map - value of 'length' is a positive non-integer,
    ensure truncation occurs in the proper direction
---*/

        function callbackfn(val, idx, obj) {
            return val < 10;
        }

        var obj = {
            0: 11,
            1: 9,
            length: 2.685
        };

        var newArr = Array.prototype.map.call(obj, callbackfn);

assert.sameValue(newArr.length, 2, 'newArr.length');